CA1213040A - Apparatus for reading a record carrier - Google Patents

Apparatus for reading a record carrier

Info

Publication number
CA1213040A
CA1213040A CA000436752A CA436752A CA1213040A CA 1213040 A CA1213040 A CA 1213040A CA 000436752 A CA000436752 A CA 000436752A CA 436752 A CA436752 A CA 436752A CA 1213040 A CA1213040 A CA 1213040A
Authority
CA
Canada
Prior art keywords
signal
information
read
record carrier
tracking signals
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000436752A
Other languages
English (en)
French (fr)
Inventor
Edmond De Niet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1213040A publication Critical patent/CA1213040A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/463—Controlling, regulating, or indicating speed by using pilot tracking tones embedded in binary coded signals, e.g. using DSV/CDS values of coded signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Lock And Its Accessories (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Automatic Tape Cassette Changers (AREA)
CA000436752A 1982-09-20 1983-09-15 Apparatus for reading a record carrier Expired CA1213040A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8203618 1982-09-20
NL8203618A NL8203618A (nl) 1982-09-20 1982-09-20 Inrichting voor het uitlezen van een registratiedrager.

Publications (1)

Publication Number Publication Date
CA1213040A true CA1213040A (en) 1986-10-21

Family

ID=19840286

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000436752A Expired CA1213040A (en) 1982-09-20 1983-09-15 Apparatus for reading a record carrier

Country Status (9)

Country Link
US (1) US4542425A (de)
EP (1) EP0104701B1 (de)
JP (1) JPS5982622A (de)
AT (1) ATE20985T1 (de)
AU (1) AU556073B2 (de)
CA (1) CA1213040A (de)
DE (1) DE3364727D1 (de)
ES (1) ES525664A0 (de)
NL (1) NL8203618A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5157697A (en) * 1991-03-21 1992-10-20 Novatel Communications, Ltd. Receiver employing correlation technique for canceling cross-talk between in-phase and quadrature channels prior to decoding
US5991108A (en) * 1996-03-08 1999-11-23 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus
US6028731A (en) * 1996-03-29 2000-02-22 Bond; Charles R. Method and system for providing servo signals to a magnetic head positioning system of disk drive

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151570A (en) * 1976-03-22 1979-04-24 Ampex Corporation Automatic scan tracking using a magnetic head supported by a piezoelectric bender element
NL7801318A (nl) * 1978-02-06 1979-08-08 Philips Nv Werkwijze voor het regelen van de positie van een schrijf-leeskop en inrichting voor het uitvoeren van de werkwijze.
JPS55113175A (en) * 1979-02-23 1980-09-01 Victor Co Of Japan Ltd Information signal recording medium and its recording system
NL8000121A (nl) * 1980-01-09 1981-08-03 Philips Nv Schijfvormige, optische uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen van datainformatie in zo'n registratiedrager en inrichting voor het uitlezen van zo'n registratiedrager.
JPS5753823A (en) * 1980-09-17 1982-03-31 Matsushita Electric Ind Co Ltd Tracking control system
US4414586A (en) * 1980-10-07 1983-11-08 Victor Company Of Japan, Ltd. Pilot signal recording and reproducing system
NL8006165A (nl) * 1980-11-12 1982-06-01 Philips Nv Systeem voor het overdragen van digitale informatie, codeerinrichting voor toepassing in dat systeem, decodeerinrichting voor toepassing in dat systeem en registratiedrager voor toepassing in dat systeem.

Also Published As

Publication number Publication date
ES8405543A1 (es) 1984-06-01
EP0104701A1 (de) 1984-04-04
ATE20985T1 (de) 1986-08-15
JPS5982622A (ja) 1984-05-12
AU556073B2 (en) 1986-10-23
NL8203618A (nl) 1984-04-16
AU1925483A (en) 1984-03-29
ES525664A0 (es) 1984-06-01
DE3364727D1 (en) 1986-08-28
JPH0349150B2 (de) 1991-07-26
EP0104701B1 (de) 1986-07-23
US4542425A (en) 1985-09-17

Similar Documents

Publication Publication Date Title
US4637036A (en) Circuit arrangement for a data acquisition circuit of a PCM processor and a method for improving waveform of PCM signal eye pattern
AU1848188A (en) Method and apparatus for recording and/or reproducing digital data
AU579171B2 (en) Method and apparatus for recording a digital signal
ES8606707A1 (es) Una instalacion para transmitir senales a traves de un portador de registro en forma de cinta y un aparato de reproduccion correspondiente.
EP0393207A4 (en) Recording method and recording apparatus
US5003413A (en) Tracking control circuit of helical scanning magnetic tape apparatus
CA2006127C (en) Atf controller for digital audio tape recorder
CA1213040A (en) Apparatus for reading a record carrier
EP0436114A3 (en) A tracking control circuit
US4477845A (en) Dynamic skew correction for multichannel analog recording
US4317144A (en) Azimuth correction of head gaps
EP0276990A3 (en) Apparatus for reproducing a digital signal
US4905108A (en) Rotary head type reproducing apparatus with tracking control function
EP0316954B1 (de) Wiedergabeverfahren für Bandrekorder mit Drehkopf
JP2768759B2 (ja) 情報記録再生方法
SU732984A1 (ru) Адаптивное корректирующее устройство дл записи цифровой информации на магнитный носитель
KR940001071Y1 (ko) 수직 자기 기록방식 테이프기기의 트랙킹 서보회로
JPS6245285Y2 (de)
JPH03269859A (ja) トラッキングサーボ回路
JPH0414607A (ja) 磁気記録再生装置
JPH0576106B2 (de)
JPS6136309B2 (de)
JPH03216844A (ja) Ｄａｔのトラッキング装置
JPH0249255A (ja) トラッキング制御装置
JPS59127277A (ja) 情報信号再生装置におけるトラツキング制御回路

Legal Events

Date Code Title Description
MKEX Expiry